/**
* Send the request message asynchronously to the given EPR
*
* @param epr the destination EPR for the message
* @param msgContext the message being sent
* @throws AxisFault on error
*/
private void sendAsyncRequest(EndpointReference epr, MessageContext msgContext) throws AxisFault {
try {
URL url = new URL(epr.getAddress());
String scheme = url.getProtocol() != null ? url.getProtocol() : "http";
String hostname = url.getHost();
int port = url.getPort();
if (port == -1) {
// use default
if ("http".equals(scheme)) {
port = 80;
} else if ("https".equals(scheme)) {
port = 443;
}
}
HttpHost target = new HttpHost(hostname, port, scheme);
boolean secure = "https".equalsIgnoreCase(target.getSchemeName());
HttpHost proxy = proxyConfig.selectProxy(target);
HttpRoute route;
if (proxy != null) {
route = new HttpRoute(target, null, proxy, secure);
} else {
route = new HttpRoute(target, null, secure);
}
Axis2HttpRequest axis2Req = new Axis2HttpRequest(epr, route, msgContext);
Object timeout = msgContext.getProperty(NhttpConstants.SEND_TIMEOUT);
if (timeout != null && timeout instanceof Long) {
axis2Req.setTimeout((int) ((Long) timeout).longValue());
}
NHttpClientConnection conn = connpool.getConnection(route);
// Ensure MessageContext has a ClientConnectionDebug attached before we start streaming
ServerConnectionDebug scd =
(ServerConnectionDebug) msgContext.getProperty(ServerHandler.SERVER_CONNECTION_DEBUG);
ClientConnectionDebug ccd;
if (scd != null) {
ccd = scd.getClientConnectionDebug();
if (ccd == null) {
ccd = new ClientConnectionDebug(scd);
scd.setClientConnectionDebug(ccd);
}
ccd.recordRequestStartTime(conn, axis2Req);
msgContext.setProperty(ClientHandler.CLIENT_CONNECTION_DEBUG, ccd);
}
if (conn == null) {
HttpHost host = route.getProxyHost() != null ? route.getProxyHost() : route.getTargetHost();
ioReactor.connect(
new InetSocketAddress(host.getHostName(), host.getPort()),
null,
axis2Req,
sessionRequestCallback);
if (log.isDebugEnabled()) {
log.debug("A new connection established to : " + route);
}
} else {
conn.setSocketTimeout(socketTimeout); // reinitialize timeouts for the pooled connection
try {
handler.submitRequest(conn, axis2Req);
if (log.isDebugEnabled()) {
log.debug("An existing connection reused to : " + hostname + ":" + port);
}
} catch (ConnectionClosedException e) {
ioReactor.connect(
new InetSocketAddress(hostname, port), null, axis2Req, sessionRequestCallback);
if (log.isDebugEnabled()) {
log.debug("A new connection established to : " + hostname + ":" + port);
}
}
}
try {
axis2Req.streamMessageContents();
} catch (AxisFault af) {
throw af;
}
} catch (MalformedURLException e) {
handleException("Malformed destination EPR : " + epr.getAddress(), e);
}
}
/**
* Initialize the transport sender, and execute reactor in new separate thread
*
* @param cfgCtx the Axis2 configuration context
* @param transportOut the description of the http/s transport from Axis2 configuration
* @throws AxisFault thrown on an error
*/
public void init(ConfigurationContext cfgCtx, TransportOutDescription transportOut)
throws AxisFault {
this.configurationContext = cfgCtx;
cfg = NHttpConfiguration.getInstance();
params = new BasicHttpParams();
params
.setIntParameter(
CoreConnectionPNames.SO_TIMEOUT,
cfg.getProperty(NhttpConstants.SO_TIMEOUT_SENDER, 60000))
.setIntParameter(
CoreConnectionPNames.CONNECTION_TIMEOUT,
cfg.getProperty(CoreConnectionPNames.CONNECTION_TIMEOUT, 10000))
.setIntParameter(
CoreConnectionPNames.SOCKET_BUFFER_SIZE,
cfg.getProperty(CoreConnectionPNames.SOCKET_BUFFER_SIZE, 8 * 1024))
.setParameter(CoreProtocolPNames.USER_AGENT, "Synapse-HttpComponents-NIO");
// .setParameter(CoreProtocolPNames.HTTP_ELEMENT_CHARSET,
//
// cfg.getStringValue(CoreProtocolPNames.HTTP_ELEMENT_CHARSET,HTTP.DEFAULT_PROTOCOL_CHARSET));
// //TODO:This does not works with HTTPCore 4.3
name = transportOut.getName().toUpperCase(Locale.US) + " Sender";
ClientConnFactoryBuilder contextBuilder = initConnFactoryBuilder(transportOut);
connFactory = contextBuilder.createConnFactory(params);
connpool = new ConnectionPool();
proxyConfig = new ProxyConfigBuilder().build(transportOut);
log.info(proxyConfig.logProxyConfig());
Parameter param = transportOut.getParameter("warnOnHTTP500");
if (param != null) {
String[] warnOnHttp500 = ((String) param.getValue()).split("\\|");
cfgCtx.setNonReplicableProperty("warnOnHTTP500", warnOnHttp500);
}
IOReactorConfig ioReactorConfig = new IOReactorConfig();
ioReactorConfig.setIoThreadCount(NHttpConfiguration.getInstance().getClientIOWorkers());
ioReactorConfig.setSoTimeout(cfg.getProperty(NhttpConstants.SO_TIMEOUT_RECEIVER, 60000));
ioReactorConfig.setConnectTimeout(
cfg.getProperty(CoreConnectionPNames.CONNECTION_TIMEOUT, 10000));
ioReactorConfig.setTcpNoDelay(cfg.getProperty(CoreConnectionPNames.TCP_NODELAY, 1) == 1);
if (cfg.getBooleanValue("http.nio.interest-ops-queueing", false)) {
ioReactorConfig.setInterestOpQueued(true);
}
try {
String prefix = name + " I/O dispatcher";
ioReactor =
new DefaultConnectingIOReactor(
ioReactorConfig,
new NativeThreadFactory(new ThreadGroup(prefix + " thread group"), prefix));
ioReactor.setExceptionHandler(
new IOReactorExceptionHandler() {
public boolean handle(IOException ioException) {
log.warn(
"System may be unstable: IOReactor encountered a checked exception : "
+ ioException.getMessage(),
ioException);
return true;
}
public boolean handle(RuntimeException runtimeException) {
log.warn(
"System may be unstable: IOReactor encountered a runtime exception : "
+ runtimeException.getMessage(),
runtimeException);
return true;
}
});
} catch (IOException e) {
log.error("Error starting the IOReactor", e);
throw new AxisFault(e.getMessage(), e);
}
metrics = new NhttpMetricsCollector(false, transportOut.getName());
handler = new ClientHandler(connpool, connFactory, proxyConfig, cfgCtx, params, metrics);
iodispatch = new ClientIODispatch(handler, connFactory);
final IOEventDispatch ioEventDispatch = iodispatch;
// start the Sender in a new seperate thread
Thread t =
new Thread(
new Runnable() {
public void run() {
try {
ioReactor.execute(ioEventDispatch);
} catch (InterruptedIOException ex) {
log.fatal("Reactor Interrupted");
} catch (IOException e) {
log.fatal("Encountered an I/O error: " + e.getMessage(), e);
}
log.info(name + " Shutdown");
}
},
"HttpCoreNIOSender");
t.start();
log.info(name + " starting");
// register with JMX
mbeanSupport = new TransportMBeanSupport(this, "nio-" + transportOut.getName());
mbeanSupport.register();
state = BaseConstants.STARTED;
}